<!DOCTYPE html>
<html lang="en">

<head>
    <meta charset="UTF-8" />
    <meta name="viewport" content="width=device-width, initial-scale=1.0" />
    <script src="https://kit.fontawesome.com/64d58efce2.js" crossorigin="anonymous"></script>
    <title>Sign in & Sign up Form</title>
    <style>
        @import url("https://fonts.googleapis.com/css2?family=Poppins:wght@200;300;400;500;600;700;800&display=swap");

        * {
            margin: 0;
            padding: 0;
            box-sizing: border-box;
        }

        body,
        input {
            font-family: "Poppins", sans-serif;
        }

        .container {
            position: relative;
            width: 100%;
            background-color: #fff;
            min-height: 100vh;
            overflow: hidden;
        }

        .forms-container {
            position: absolute;
            width: 100%;
            height: 100%;
            top: 0;
            left: 0;
        }

        .signin-signup {
            position: absolute;
            top: 50%;
            transform: translate(-50%, -50%);
            left: 75%;
            width: 50%;
            transition: 1s 0.7s ease-in-out;
            display: grid;
            grid-template-columns: 1fr;
            z-index: 5;
        }

        form {
            display: flex;
            align-items: center;
            justify-content: center;
            flex-direction: column;
            padding: 0rem 5rem;
            transition: all 0.2s 0.7s;
            overflow: hidden;
            grid-column: 1 / 2;
            grid-row: 1 / 2;
        }

        form.sign-up-form {
            opacity: 0;
            z-index: 1;
        }

        form.sign-in-form {
            z-index: 2;
        }

        .title {
            font-size: 2.2rem;
            color: #444;
            margin-bottom: 10px;
        }

        .input-field {
            max-width: 380px;
            width: 100%;
            background-color: #f0f0f0;
            margin: 10px 0;
            height: 55px;
            border-radius: 55px;
            display: grid;
            grid-template-columns: 15% 85%;
            padding: 0 0.4rem;
            position: relative;
        }

        .input-field i {
            text-align: center;
            line-height: 55px;
            color: #acacac;
            transition: 0.5s;
            font-size: 1.1rem;
        }

        .input-field input {
            background: none;
            outline: none;
            border: none;
            line-height: 1;
            font-weight: 600;
            font-size: 1.1rem;
            color: #333;
        }

        .input-field input::placeholder {
            color: #aaa;
            font-weight: 500;
        }

        .social-text {
            padding: 0.7rem 0;
            font-size: 1rem;
        }

        .social-media {
            display: flex;
            justify-content: center;
        }

        .social-icon {
            height: 46px;
            width: 46px;
            display: flex;
            justify-content: center;
            align-items: center;
            margin: 0 0.45rem;
            color: #333;
            border-radius: 50%;
            border: 1px solid #333;
            text-decoration: none;
            font-size: 1.1rem;
            transition: 0.3s;
        }

        .social-icon:hover {
            color: #4481eb;
            border-color: #4481eb;
        }

        .btn {
            width: 150px;
            background-color: #5995fd;
            border: none;
            outline: none;
            height: 49px;
            border-radius: 49px;
            color: #fff;
            text-transform: uppercase;
            font-weight: 600;
            margin: 10px 0;
            cursor: pointer;
            transition: 0.5s;
        }

        .btn:hover {
            background-color: #4d84e2;
        }

        .panels-container {
            position: absolute;
            height: 100%;
            width: 100%;
            top: 0;
            left: 0;
            display: grid;
            grid-template-columns: repeat(2, 1fr);
        }

        .container:before {
            content: "";
            position: absolute;
            height: 2000px;
            width: 2000px;
            top: -10%;
            right: 48%;
            transform: translateY(-50%);
            background-image: linear-gradient(-45deg, #4481eb 0%, #04befe 100%);
            transition: 1.8s ease-in-out;
            border-radius: 50%;
            z-index: 6;
        }

        .image {
            width: 100%;
            transition: transform 1.1s ease-in-out;
            transition-delay: 0.4s;
        }

        .panel {
            display: flex;
            flex-direction: column;
            align-items: flex-end;
            justify-content: space-around;
            text-align: center;
            z-index: 6;
        }

        .left-panel {
            pointer-events: all;
            padding: 3rem 17% 2rem 12%;
        }

        .right-panel {
            pointer-events: none;
            padding: 3rem 12% 2rem 17%;
        }

        .panel .content {
            color: #fff;
            transition: transform 0.9s ease-in-out;
            transition-delay: 0.6s;
        }

        .panel h3 {
            font-weight: 600;
            line-height: 1;
            font-size: 1.5rem;
        }

        .panel p {
            font-size: 0.95rem;
            padding: 0.7rem 0;
        }

        .btn.transparent {
            margin: 0;
            background: none;
            border: 2px solid #fff;
            width: 130px;
            height: 41px;
            font-weight: 600;
            font-size: 0.8rem;
        }

        .right-panel .image,
        .right-panel .content {
            transform: translateX(800px);
        }

        /* ANIMATION */

        .container.sign-up-mode:before {
            transform: translate(100%, -50%);
            right: 52%;
        }

        .container.sign-up-mode .left-panel .image,
        .container.sign-up-mode .left-panel .content {
            transform: translateX(-800px);
        }

        .container.sign-up-mode .signin-signup {
            left: 25%;
        }

        .container.sign-up-mode form.sign-up-form {
            opacity: 1;
            z-index: 2;
        }

        .container.sign-up-mode form.sign-in-form {
            opacity: 0;
            z-index: 1;
        }

        .container.sign-up-mode .right-panel .image,
        .container.sign-up-mode .right-panel .content {
            transform: translateX(0%);
        }

        .container.sign-up-mode .left-panel {
            pointer-events: none;
        }

        .container.sign-up-mode .right-panel {
            pointer-events: all;
        }

        @media (max-width: 870px) {
            .container {
                min-height: 800px;
                height: 100vh;
            }

            .signin-signup {
                width: 100%;
                top: 95%;
                transform: translate(-50%, -100%);
                transition: 1s 0.8s ease-in-out;
            }

            .signin-signup,
            .container.sign-up-mode .signin-signup {
                left: 50%;
            }

            .panels-container {
                grid-template-columns: 1fr;
                grid-template-rows: 1fr 2fr 1fr;
            }

            .panel {
                flex-direction: row;
                justify-content: space-around;
                align-items: center;
                padding: 2.5rem 8%;
                grid-column: 1 / 2;
            }

            .right-panel {
                grid-row: 3 / 4;
            }

            .left-panel {
                grid-row: 1 / 2;
            }

            .image {
                width: 200px;
                transition: transform 0.9s ease-in-out;
                transition-delay: 0.6s;
            }

            .panel .content {
                padding-right: 15%;
                transition: transform 0.9s ease-in-out;
                transition-delay: 0.8s;
            }

            .panel h3 {
                font-size: 1.2rem;
            }

            .panel p {
                font-size: 0.7rem;
                padding: 0.5rem 0;
            }

            .btn.transparent {
                width: 110px;
                height: 35px;
                font-size: 0.7rem;
            }

            .container:before {
                width: 1500px;
                height: 1500px;
                transform: translateX(-50%);
                left: 30%;
                bottom: 68%;
                right: initial;
                top: initial;
                transition: 2s ease-in-out;
            }

            .container.sign-up-mode:before {
                transform: translate(-50%, 100%);
                bottom: 32%;
                right: initial;
            }

            .container.sign-up-mode .left-panel .image,
            .container.sign-up-mode .left-panel .content {
                transform: translateY(-300px);
            }

            .container.sign-up-mode .right-panel .image,
            .container.sign-up-mode .right-panel .content {
                transform: translateY(0px);
            }

            .right-panel .image,
            .right-panel .content {
                transform: translateY(300px);
            }

            .container.sign-up-mode .signin-signup {
                top: 5%;
                transform: translate(-50%, 0);
            }
        }

        @media (max-width: 570px) {
            form {
                padding: 0 1.5rem;
            }

            .image {
                display: none;
            }

            .panel .content {
                padding: 0.5rem 1rem;
            }

            .container {
                padding: 1.5rem;
            }

            .container:before {
                bottom: 72%;
                left: 50%;
            }

            .container.sign-up-mode:before {
                bottom: 28%;
                left: 50%;
            }
        }
    </style>
</head>

<body>
    <div class="container">
        <div class="forms-container">
            <div class="signin-signup">
                <form action="#" class="sign-in-form">
                    <h2 class="title">Sign in</h2>
                    <div class="input-field">
                        <i class="fas fa-user"></i>
                        <input type="text" placeholder="Username" />
                    </div>
                    <div class="input-field">
                        <i class="fas fa-lock"></i>
                        <input type="password" placeholder="Password" />
                    </div>
                    <input type="submit" value="Login" class="btn solid" />
                    <p class="social-text">Or Sign in with social platforms</p>
                    <div class="social-media">
                        <a href="#" class="social-icon">
                            <i class="fab fa-facebook-f"></i>
                        </a>
                        <a href="#" class="social-icon">
                            <i class="fab fa-twitter"></i>
                        </a>
                        <a href="#" class="social-icon">
                            <i class="fab fa-google"></i>
                        </a>
                        <a href="#" class="social-icon">
                            <i class="fab fa-linkedin-in"></i>
                        </a>
                    </div>
                </form>
                <form action="#" class="sign-up-form">
                    <h2 class="title">Sign up</h2>
                    <div class="input-field">
                        <i class="fas fa-user"></i>
                        <input type="text" placeholder="Username" />
                    </div>
                    <div class="input-field">
                        <i class="fas fa-envelope"></i>
                        <input type="email" placeholder="Email" />
                    </div>
                    <div class="input-field">
                        <i class="fas fa-lock"></i>
                        <input type="password" placeholder="Password" />
                    </div>
                    <input type="submit" class="btn" value="Sign up" />
                    <p class="social-text">Or Sign up with social platforms</p>
                    <div class="social-media">
                        <a href="#" class="social-icon">
                            <i class="fab fa-facebook-f"></i>
                        </a>
                        <a href="#" class="social-icon">
                            <i class="fab fa-twitter"></i>
                        </a>
                        <a href="#" class="social-icon">
                            <i class="fab fa-google"></i>
                        </a>
                        <a href="#" class="social-icon">
                            <i class="fab fa-linkedin-in"></i>
                        </a>
                    </div>
                </form>
            </div>
        </div>

        <div class="panels-container">
            <div class="panel left-panel">
                <div class="content">
                    <h3>New here ?</h3>
                    <p>
                        Lorem ipsum, dolor sit amet consectetur adipisicing elit. Debitis,
                        ex ratione. Aliquid!
                    </p>
                    <button class="btn transparent" id="sign-up-btn">
                        Sign up
                    </button>
                </div>
                <img src="https://picsum.photos/1920/1080?1" class="image" alt="" />
            </div>
            <div class="panel right-panel">
                <div class="content">
                    <h3>One of us ?</h3>
                    <p>
                        Lorem ipsum dolor sit amet consectetur adipisicing elit. Nostrum
                        laboriosam ad deleniti.
                    </p>
                    <button class="btn transparent" id="sign-in-btn">
                        Sign in
                    </button>
                </div>
                <img src="https://picsum.photos/1920/1080?1" class="image" alt="" />
            </div>
        </div>
    </div>

    <script>
        const sign_in_btn = document.querySelector("#sign-in-btn");
        const sign_up_btn = document.querySelector("#sign-up-btn");
        const container = document.querySelector(".container");

        sign_up_btn.addEventListener("click", () => {
            container.classList.add("sign-up-mode");
        });

        sign_in_btn.addEventListener("click", () => {
            container.classList.remove("sign-up-mode");
        });
    </script>
</body>

</html>